/* 清除浮动 */
.clearfix:after {
    content: "";
    display: block;
    clear: both;
}

.middle_2 {
    width: 100%;
    /* height: 684px; */
    background-color: #eff0f4;
    font-family: 'Open Sans',sans-serif;
}

/* 添加知识 */
.top_add_knowledge_left {
    float: left;
}

.top_add_knowledge_left h1 {
    font-size: 16px;
    font-weight: normal;
    padding-left: 5px;
    padding-top: 5px;
    color: #535351;
    font-family: 'Open Sans',sans-serif;
}

.top_add_knowledge_left h1 i {
    color: #65ceaf;
}

.top_add_knowledge_rigth {
    float: right;
}

.top_add_knowledge_rigth a {
    display: inline-block;
    color: #fff;
    background-color: #65cea7;
    border-radius: 2px;
    font-size: 13px;
    font-weight: 400;
    text-align: center;
    padding: 5px 12px;
    line-height: 1.4;
}

.top_add_knowledge_rigth a:hover {
    color: #fff;
    background-color: #4fa183
}

/* 中间内容 */
.middle_table_1 {
    width: 100%;
}

.middle_table_1 section {
    margin-bottom: 20px;
    background-color: #fff;
    border-radius: 4px;
    padding: 15px 15px 0px 15px;
}

.top_add_knowledge {
    width: 100%;
    margin-top: 20px;
    background-color: #fff;
    border-radius: 4px;
}

.middle_form {
    display: block;
    border-bottom: 1px solid #eff2f7;
    padding-bottom: 15px;
    margin-bottom: 15px;
    margin-left: -15px;
    margin-right: -15px;
}

.middle_form label {
    display: inline-block;
}

.middle_form .middle_form_label {
    float: left;
    width: 16.6%;
    text-align: right;
    padding-top: 10px;
    padding-left: 15px;
    padding-right: 15px;
    font-weight: normal;
    font-size: 13px;
    color: #7a7676;
}

.middle_form .middle_form_label span {
    padding-right: 2PX;
    color: #ff6c60;
}

.middle_form .middle_form_text {
    position: relative;
    float: left;
    width: 83.3%;
    padding-left: 15px;
    padding-right: 15px;
    font-family: 'Open Sans',sans-serif;
}

.middle_form .middle_form_text .form_text {
    display: block;
    width: 100%;
    height: 34px;
    padding: 6px 12px;
    font-size: 14px;
    line-height: 1.4;
    color: #555555;
    border: 1px solid #ccc;
    border-radius: 4px;
}

/* 提交保存 */
.middle_form_text_btn {
    display: inline-block;
    font-weight: 400;
    text-align: center;
    font-size: 14px;
    line-height: 1.4;
    color: #fff;
    padding: 6px 12px;
    border-radius: 2px;
    background-color: #677994;
    cursor: pointer;
    border:none;
}

.middle_form_text_btn:hover {
    background-color: #374152;
}

/* 版权 */
.middle_2 footer {
    width: 100%;
    padding: 20px;
    color: #7a7676;
    font-size: 12px;
    position: static;
    background-color: #fff;
    border-top: 1px solid #eff0f4;
}

.middle_2 footer a:hover {
    text-decoration: underline;
}